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Science & Medicine

Unexplainable

Vox

Unexplainable is a science show about everything we don’t know. Host Noam Hassenfeld is joined by an array of experts and Vox reporters each week to look at the most fascinating unanswered q...

Episodes

20 of 313 episodes

The bodies buried in the bog

When things fall into bogs, they sometimes wind up being beautifully preserved. This includes bodies, sometimes dating back thousands of yea...

26:18Sep 28, 2026

What happened to the giant bugs?

Once upon a time (around 300 million years ago), Earth was home to massive dragonfly-like insects and two meter long millipede-like creature...

27:15Sep 23, 2026

Dark matter and the end of answers

Five-sixths of all the matter in the universe is this invisible stuff called dark matter, and scientists barely understand what it is. So wh...

35:00Sep 21, 2026

What happened before the big bang?

It's a question that seems impossible to grapple with, but scientists won't take no for an answer. In this collaboration with Scientific Ame...

26:28Sep 16, 2026

What's the oldest story ever told?

An astrophysicist uses the motion of the stars to argue that a single story has been told for 100,000 years. A cognitive anthropologist has...

27:18Sep 14, 2026

A breakthrough in synthetic life

Synthetic biologist Kate Adamala has been making major headlines as her lab creates cells that feed, divide, and grow — all from nonliving p...

34:16Aug 31, 2026

Life from scratch

Scientists stripped a cell down to its most essential genes in order to find out what makes life...alive. What they found was more bizarre t...

29:37Aug 26, 2026

The idea of a song

A few hundred milliseconds are often all you need to recognize a song, but a lot of recent hits have moved away from intros. Our friends at...

44:19Aug 24, 2026

Why can’t I remember being a baby?

And if babies forget their earliest experiences, do they still matter? This episode is a collaboration with Vox's Explain It to Me podcast G...

26:36Aug 19, 2026

Can these corals take the heat?

Warming waters are an existential threat to coral reefs, and for people who want to restore them. But in the Republic of Palau, researchers...

30:57Aug 17, 2026

A trip to the twilight reefs

Down beneath the waves, where the light starts to fade, there's an ecosystem scientists don't fully understand. About a decade ago, some res...

39:40Aug 5, 2026

The hidden world that birds see

Birds navigate using Earth’s magnetic field, but scientists still don’t know how they actually sense it. Called the holy grail of sensory bi...

27:39Aug 3, 2026

The Godzilla El Niño

This global weather phenomenon could help make 2027 the hottest year on record. Our friends at The Gray Area explore what the upcoming El Ni...

44:14Jul 29, 2026

An argument for the sun

It can be hard to know how to interact with the sun. Some people have swung to opposite ends of the spectrum — either over-tanning or avoidi...

30:59Jul 27, 2026

What the Odyssey is hiding

The Late Bronze Age, when the Trojan War supposedly took place, was way more modern than Homer made it seem. But around 1177 BCE, a vast net...

25:25Jul 22, 2026

Dinosaur mysteries with Riley Black

How do we know what we know about dinosaurs? Riley Black takes us back to the Mesozoic Era and explains how paleontologists piece together t...

31:43Jul 20, 2026

When doctors don't know what's wrong

A 2015 review found that most people in the US will experience a diagnostic error in their lifetime. Some of those errors are less devastati...

32:21Jul 15, 2026

Are you a lyric person or a music person?

When people listen to songs, why do some people pay more attention to the music, and some people pay more attention to the lyrics? The answe...

32:57Jul 13, 2026